ShredDB is an experimental .shred library, I removed the audio so it's pretty useless. You can find the source .psarc files here.

Song Artist Play Shred Length Album Year Tuning Uploader Updated Delete
RemnantsBe'lakor6:17Of Breath And Bone2012D Standardmute1970-01-01
Remnants of the torturedAbominable Putridity3:11The Anomalies of Artificial Origin2012B Drop Amute1970-01-01
Remorse Is For The DeadLamb of God5:42Ashes of the Wake2004Drop Dmute1970-01-01
Renaissance FaireBlackmore's Night4:22Shadow Of The Moon1997C Standardmute1970-01-01
Reprogrammed to HateWhitechapel3:48A New Era of Corruption2010AEADGmute1970-01-01
ReptileHelloween3:48Walls Of Jericho1985E Standardmute1970-01-01
RequiemGalneryus5:16The Flag Of Punishment2003Custom Tuningmute1970-01-01
RequiemUnlucky Morpheus5:12Change of Generation2018E Standardmute1970-01-01
Requiem For YouthWitchfinder General4:32Friends of Hell1983D Standardmute1970-01-01
Requiem K.626 (Lacrimosa)Wolfgang Amadeus Mozart2:07SNK vs. Capcom: The Match of the Millennium OST1999E Standardmute1970-01-01
Requiem K626. VIII. LacrimosaWolfgang Amadeus Mozart2:49The 99 Darkest Pieces of Class1792E Standardmute1970-01-01
ResolutionMattyyyM4:48SAO: Alicization-War of Underworld OP MattyyyM Cover2019E Standardmute1970-01-01
ResurrectionSodom4:53Better Off Dead1990E Standardmute1970-01-01
Resurrection By ErectionPowerwolf3:50Bible Of The Beast2009C# Standardmute1970-01-01
Resurrection ManLamb of God4:59Lamb of God2020D Drop Cmute1970-01-01